int main(int argc, char *argv[]) {
if (argc == 1) { // if no arguments are specified run in Interactive mode
// prints initial prompt
printf("mysh> ");
// Interactive loop to keep asking user for input
execShell(stdin, 0);
} else if (argc == 2) { // batch mode in case of arguments
// replace stdin stream with batchFile stream
FILE *batchFile = freopen(argv[1], "r", stdin);
if (batchFile == NULL ) { // unable to open filename
displayError();
exit(1);
}
execShell(batchFile, BATCH_MODE);
exit(0);
} else { // invalid number of args (n>2)
displayError();
//exit gracefully
exit(EXIT_FAILURE);
}
return (0);
}
void createVehicleInfo(){
//Open VI. Once complete, rename VI.txt.
File vinfo = FileSystem.open("/mnt/sd/VI", FILE_APPEND);
//Get VIN
char vin[VIN_LENGTH];
#ifdef DEBUG
for(byte i = 0; i < VIN_LENGTH; i++)
vin[i] = 48; //'a'
#else
if(!obd.getVIN(vin, VIN_LENGTH))
error(F("Could not read VIN"));
#endif
//Write VIN to file.
//byte writeSize = vinfo.write(reinterpret_cast<const byte*>(vin), VIN_LENGTH); //Convert from char (from OBD reader) to const unsigned char (for file write)
digitalWrite(13, HIGH);
byte writeSize = vinfo.write((byte*)vin, VIN_LENGTH); //Convert from char (from OBD reader) to const unsigned char (for file write)
vinfo.flush();
digitalWrite(13, LOW);
#ifdef DEBUG
if(writeSize != VIN_LENGTH)
error(F("VIN not printed to file properly"));
#endif
//for each possible PID, check if the request is successful.
//if so, store it in validPIDs and increment validPIDCount
validPIDs = (byte*)malloc(NUM_PIDS);
int result;
validPIDCount = 0;
for(byte i = 0; i < NUM_PIDS; i++){
byte PID = allPIDs[i];
if(PIDisValid(PID)){
vinfo.write(PID);
validPIDs[validPIDCount] = PID;
++validPIDCount;
}
}
vinfo.close();
if(validPIDCount == 0)
error(F("No valid PIDs on vinfo creation"));
execShell("mv /mnt/sd/VI /mnt/sd/VI.txt");
}
void checkDebugModeSwitch(){
//Empty file debug exists if we last ran in debug mode
bool prevState = FileSystem.exists("/mnt/sd/flags/debug");
#ifdef DEBUG
if(prevState == false){
execShell(F("touch /mnt/sd/flags/debug"));
FileSystem.remove("/mnt/sd/VI.txt");
}
#else
if(prevState == true){
FileSystem.remove("/mnt/sd/flags/debug");
FileSystem.remove("/mnt/sd/VI.txt");
}
#endif
}
